Dual-action vibrator



FIG. 1 is a perspective view of a dual-action vibrator.

FIG. 2 is a top view of the dual-action vibrator.

FIG. 3 is a bottom view of the dual-action vibrator.

FIGS. 4 and 5 are right and left side views, respectively, of the dual-action vibrator.

FIG. 6 is a front view of the dual-action vibrator; and,

FIG. 7 is a rear view of the dual-action vibrator.

The broken lines are directed to environment and are for illustrative purposes only; the broken lines form no part of the claimed design. 

We claim the ornamental design for a dual-action vibrator, as shown and described. 